399693888

素因数分解:

$2^6\times 3^2\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{317}}^1$

素因数の和:545

約数の個数: 168

約数和(自身を含む): 1260043200

約数和(自身を除く): 860349312

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 32, 33, 36, 44, 48, 64, 66, 72, 88, 96, 99, 132, 144, 176, 192, 198, 199, 264, 288, 317, 352, 396, 398, 528, 576, 597, 634, 704, 792, 796, 951, 1056, 1194, 1268, 1584, 1592, 1791, 1902, 2112, 2189, 2388, 2536, 2853, 3168, 3184, 3487, 3582, 3804, 4378, 4776, 5072, 5706, 6336, 6368, 6567, 6974, 7164, 7608, 8756, 9552, 10144, 10461, 11412, 12736, 13134, 13948, 14328, 15216, 17512, 19104, 19701, 20288, 20922, 22824, 26268, 27896, 28656, 30432, 31383, 35024, 38208, 39402, 41844, 45648, 52536, 55792, 57312, 60864, 62766, 63083, 70048, 78804, 83688, 91296, 105072, 111584, 114624, 125532, 126166, 140096, 157608, 167376, 182592, 189249, 210144, 223168, 251064, 252332, 315216, 334752, 378498, 420288, 502128, 504664, 567747, 630432, 669504, 693913, 756996, 1004256, 1009328, 1135494, 1260864, 1387826, 1513992, 2008512, 2018656, 2081739, 2270988, 2775652, 3027984, 4037312, 4163478, 4541976, 5551304, 6055968, 6245217, 8326956, 9083952, 11102608, 12111936, 12490434, 16653912, 18167904, 22205216, 24980868, 33307824, 36335808, 44410432, 49961736, 66615648, 99923472, 133231296, 199846944, 399693888]

約数ペア:

[(1, 399693888), (2, 199846944), (3, 133231296), (4, 99923472), (6, 66615648), (8, 49961736), (9, 44410432), (11, 36335808), (12, 33307824), (16, 24980868), (18, 22205216), (22, 18167904), (24, 16653912), (32, 12490434), (33, 12111936), (36, 11102608), (44, 9083952), (48, 8326956), (64, 6245217), (66, 6055968), (72, 5551304), (88, 4541976), (96, 4163478), (99, 4037312), (132, 3027984), (144, 2775652), (176, 2270988), (192, 2081739), (198, 2018656), (199, 2008512), (264, 1513992), (288, 1387826), (317, 1260864), (352, 1135494), (396, 1009328), (398, 1004256), (528, 756996), (576, 693913), (597, 669504), (634, 630432), (704, 567747), (792, 504664), (796, 502128), (951, 420288), (1056, 378498), (1194, 334752), (1268, 315216), (1584, 252332), (1592, 251064), (1791, 223168), (1902, 210144), (2112, 189249), (2189, 182592), (2388, 167376), (2536, 157608), (2853, 140096), (3168, 126166), (3184, 125532), (3487, 114624), (3582, 111584), (3804, 105072), (4378, 91296), (4776, 83688), (5072, 78804), (5706, 70048), (6336, 63083), (6368, 62766), (6567, 60864), (6974, 57312), (7164, 55792), (7608, 52536), (8756, 45648), (9552, 41844), (10144, 39402), (10461, 38208), (11412, 35024), (12736, 31383), (13134, 30432), (13948, 28656), (14328, 27896), (15216, 26268), (17512, 22824), (19104, 20922), (19701, 20288)]